CN201338169Y - High speed bullet train roof assembly and welding device - Google Patents
High speed bullet train roof assembly and welding device Download PDFInfo
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- CN201338169Y CN201338169Y CNU2008201829464U CN200820182946U CN201338169Y CN 201338169 Y CN201338169 Y CN 201338169Y CN U2008201829464 U CNU2008201829464 U CN U2008201829464U CN 200820182946 U CN200820182946 U CN 200820182946U CN 201338169 Y CN201338169 Y CN 201338169Y
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Abstract
Disclosed is a high speed bullet train roof assembly and welding device, which belongs to the manufacture technique field of rail vehicle bodies. The device comprises two foundation beams in parallel, each foundation beam is composed of a plurality of segments having I-shaped across sections which are connected in series into one body by connecting both ends thereof through connecting pieces, and the bottom face thereof is fixedly connected with a connecting plate embedded in a foundation; and a plurality of fixed plates are disposed on the foundation beams, and a central positioning frame, a top positioning frame, a plurality of flat top holding frames, a round top holding frame and a plurality of pairs of fixture frames are disposed on the fixed plates. Based on sufficiently investigation and adoption on advantages of fabrication techniques of railway vehicles at home and abroad, the utility model breaks through the traditional model and innovates in structure, and can realize the manufacture of all five types of vehicle roofs of high speed bullet trains, the utility model utilizes the match of one set of tooling and a welding manipulator to meet the requirements of back and facade line welding of the vehicle roof at the same time; and the utility model also reduces the welding operation area, increases the factory building space utilization rate, saves money, greatly improves the work efficiency and reduces the labor intensity of operators while ensuring good welding quality.
Description
Technical field
The utility model relates to a kind of high speed motor train unit roof assembly-welding device, belongs to railroad car manufacturing technology field.
Background technology
Continuous development along with the railway transportation technology, train repeatedly raises speed, the trolley coach manufacturing technology is innovation further, the car body railway carriage of novel EMU all adopts aluminium alloy extrusions to make, have light weight, corrosion-resistant, easily processing and many advantages such as intensity height, correspondingly the assembling solder technology of the roof in the car body must be innovated and improve, and the slab and girder roof assembly-welding frock of traditional carbon steel material is the assembling welding of the novel car body railway carriage of incompatibility.At present the roof of EMU is made of five extruded aluminium sections welding, and according to the requirement of roof manufacturing technology, three blocks of section bars in the middle of roof assembly welding in advance become one, and pushes up in the formation, and the side on Jiang Zhongding and both sides is pushed up three part assembly weldings and constituted whole roof then.
The utility model content
The technical problems to be solved in the utility model provides a kind of roof assembly-welding working area that reduces, and improves the factory building space availability ratio, reduces equipment investment, the high speed motor train unit roof assembly-welding device of enhancing productivity.
The utility model high speed motor train unit roof assembly-welding device, foundation beam comprising two arranged parallel, foundation beam is that the plurality of sections two ends of I shape are concatenated into one by connector and constitute by section, its bottom surface is fixedly connected some blocks of A plates respectively, the A plate is fixedlyed connected with the B plate by bolt, and the B plate is fixedlyed connected with the C plate that is provided with the word of falling T groove in being embedded in ground with T bolt by pressing plate; Some fixed heads are installed on foundation beam, are fixedlyed connected with foundation beam with securing member below by the clamping block of laying along the foundation beam dual-side at fixed head; Two ends on foundation beam are by fixed head difference cross-over connection centralized positioning frame, in a centralized positioning frame inboard a pair of top locating rack is installed symmetrically, between top locating rack and another centralized positioning frame,, also install some to the jig frame by fixed head by several flat-top bracing frames of fixed head cross-over connection or dome bracing frame.
The utility model high speed motor train unit roof assembly-welding device, wherein the top locating rack comprises square location-plate and corner bracket, corner bracket is made of two dull and stereotyped the fixedlying connected with the triangle gusset that are mutually the right angle; The square location-plate is connected with the free end one side vertical fixing of corner bracket one L-square, and the free end of another L-square of corner bracket is fixedlyed connected with the foundation beam upper surface with clamping block by securing member; And the square location-plate on the locating rack of a pair of top be positioned at the orthogonal same plane of foundation beam on.
The utility model high speed motor train unit roof assembly-welding device, wherein the centralized positioning frame comprises the L type location-plate of positioning supports beam and mutual positioned vertical; L type location-plate one end by vertical fixing little axle and the clamping plate seat that is fixed on center above the positioning supports beam be rotationally connected, its other end snaps in the recess at plate center in the roof, and passes the clamping plate seat and L type location-plate is fixed with pin; Fixedly connected with fixed head by fixedly connected flat board in positioning supports beam two ends.
The utility model high speed motor train unit roof assembly-welding device, wherein the flat-top bracing frame comprises several contact blocks of flat-top brace summer and fixed thereon, several contact block upper surfaces are positioned on the same horizontal plane; Fixedly connected with big upper surface of support by fixedly connected flat board in flat-top brace summer two ends, the base plate of big bearing is fixedlyed connected with fixed head.
The utility model high speed motor train unit roof assembly-welding device, wherein the dome bracing frame comprises dome brace summer and some studdles; The studdle that the upper end is provided with round platform vertically passes the dome brace summer, fixes by locking nut and dome brace summer; Fixedly connected with little upper surface of support by fixedly connected flat board in dome brace summer two ends, the base plate of little bearing is fixedlyed connected with fixed head.
The utility model high speed motor train unit roof assembly-welding device, wherein the jig frame comprises column, column lower end is fixedlyed connected with fixed head by the base plate of perpendicular connection; Middle and lower part one side and the lateral struts vertical fixing of column are connected as a single entity, and the movable installation of the free end rotating shaft in lateral struts vertically is provided with the dome pivoted arm in rotating shaft, and the free end of dome pivoted arm is provided with skewback; Be provided with the Connection Block of fixedlying connected with it above lateral struts, an end of Connection Block is also fixedlyed connected with column one side, and it is fixing that an end that is arranged in the backstay of dome pivoted arm by being horizontally through column and Connection Block on the vertical direction inserts the dome pivoted arm; Platform is installed above Connection Block, on platform, settles formal dress side top back-up block, place anti-dress side top back-up block at the upper surface of formal dress side top back-up block by adjusting seat; The card press machine structure that is provided with 4 depression bars is installed in the upper end of column vertical rotation.
The utility model high speed motor train unit roof assembly-welding device, wherein the card press machine structure comprises rotating frame and resupination framework; Rotating frame one end is provided with sleeve by the centre pressure card pivoted arm is connected with column upper end vertical rotation, pressing the card pivoted arm middle, pressing card pivoted arm one end to be threaded with second depression bar is oblique by vertical oblique being threaded of sleeve and connected connecting plate with first depression bar; The rotating frame other end and resupination framework one end are hinged, and spacing with the plug pin, and the resupination framework other end is threaded with the 3rd depression bar is oblique; In the middle of the resupination framework outside, by connecting plate roof width limiting plate is installed symmetrically respectively.
The utility model high speed motor train unit roof assembly-welding device wherein also vertically is provided with the flat-top pivoted arm in rotating shaft, be provided with plain block at the free end of flat-top pivoted arm, and being arranged in flat-top pivoted arm on the vertical direction, to insert the flat-top pivoted arm by backstay one end fixing; Press the other end of card pivoted arm middle hinged with the lever of bending downwards, lever one end is threaded with the 4th depression bar is vertical, and the lower end of the 4th depression bar places presses on the card pivoted arm, and the lever other end is pushed down the flat-top roof panels by the flat-top cushion block.
The utility model high speed motor train unit roof assembly-welding device, wherein formal dress side top back-up block is equipped with the dome roof side end face that is supported with the upper surface of anti-dress side top back-up block, and counter lower surface and the formal dress side top back-up block upper surface of adorning side top back-up block is equipped with.
The utility model high speed motor train unit roof assembly-welding device is shape parameter outward: grow 27 meters, wide 4 meters, high 1.4 meters, weigh 18000 kilograms.Fully investigated domestic and international trolley coach manufacturing technology, digested and assimilated the advantage of similar manufacturing technology, broken through original pattern on the structure, carried out innovative design, can realize the manufacturing of the whole 5 kinds of roofs of EMU, cooperate with welding manipulator with a cover frock, both can satisfy the welding of roof reverse side weld seam, can satisfy the welding of roof fillet in normal shear again; Reduce area for welding operation simultaneously, improved the factory building space availability ratio, economized on the use of funds, when guaranteeing welding quality, increased substantially operating efficiency, reduced operator's labour intensity.
Description of drawings
Fig. 1 is the utility model high speed motor train unit roof assembly-welding device structure schematic top plan view;
Fig. 2 is the foundation beam syndeton schematic diagram of connector up and down in the utility model high speed motor train unit roof assembly-welding device;
Fig. 3 is top locating rack structure and a foundation beam connection diagram in the utility model high speed motor train unit roof assembly-welding device;
Fig. 4 is a centralized positioning shelf structure schematic perspective view in the utility model high speed motor train unit roof assembly-welding device;
Fig. 5 is a flat-top support frame structure schematic perspective view in the utility model high speed motor train unit roof assembly-welding device;
Fig. 6 is a dome support frame structure schematic perspective view in the utility model high speed motor train unit roof assembly-welding device;
Fig. 7 is a jig shelf structure schematic perspective view in the utility model high speed motor train unit roof assembly-welding device;
Fig. 8 is that the card structure schematic perspective view is pressed in rotation among Fig. 7;
Roof is counter adorns the mounting structure schematic side view of (inner face) embodiment for this device assembly welding circle for Fig. 9;
Figure 10 is the mounting structure schematic side view of this device assembly welding circle roof formal dress (outside) embodiment.
The specific embodiment
By Fig. 1 and Fig. 2 as seen, the utility model high speed motor train unit roof assembly-welding device comprises the foundation beam 1 of two arranged parallel, foundation beam 1 is that the plurality of sections two ends of I shape are concatenated into one by connector and constitute by section, its bottom surface is fixedly connected some blocks of A plates 2 respectively, A plate 2 is fixedlyed connected with B plate 3 by bolt, and B plate 3 is fixedlyed connected with the C plate 6 that is provided with the word of falling T groove in being embedded in ground with T bolt 5 by pressing plate 4; Some fixed heads 7 are installed on foundation beam 1, are fixedlyed connected with foundation beam 1 with securing member below by the clamping block of laying along foundation beam 1 dual-side 8 at fixed head 7; Two ends on foundation beam 1 are by fixed head 7 Fen Do cross-over connection centralized positioning framves 9, centralized positioning frame 9 inboards of on the left side are installed a pair of top locating rack 10 symmetrically, between the centralized positioning frame 9 on top locating rack 10 and the right,, also install some to jig frame 13 by fixed head 7 by several flat-top bracing frames 11 of fixed head 7 cross-over connections or dome bracing frame 12.Whole device is grown 27 meters, wide 4 meters, high 1.4 meters, is weighed 18000 kilograms.
Referring to Fig. 3, top locating rack 10 comprises square location-plate 14 and corner bracket 15, and corner bracket 15 is made of two dull and stereotyped the fixedlying connected with the triangle gusset that are mutually the right angle; Square location-plate 14 is connected with the free end one side vertical fixing of corner bracket 15 1 L-squares, and the free end of corner bracket 15 another L-squares is fixedlyed connected with foundation beam 1 upper surface with clamping block 8 by securing member; And the square location-plate 14 on a pair of top locating rack 10 be positioned at the orthogonal same plane of foundation beam on, promptly square location-plate 14 is positioned on the plane vertical with foundation beam 1, contacts the location from an end with roof one end face.
Referring to Fig. 4, centralized positioning frame 9 comprises the L type location-plate 17 of positioning supports beam 16 and mutual positioned vertical; L type location-plate 17 outer ends are rotationally connected with the clamping plate seat 19 that is fixed on centers above the positioning supports beam 16 by the little axle 18 of vertical fixing, the tongue of its other end snaps in the recess at plate center in the roof, fixedlys connected with fixed head 7 by fixedly connected flat board and be connected across on the foundation beam 1 in positioning supports beam 16 two ends.In that the dome roof is anti-when adorning assembly welding and flat-top roof assembly-welding, earlier outwards with 17 upsets of L type location-plate, after treating roof panels lifting location, rotating L type location-plate 17 snaps in the recess at plate center in the roof tongue, and it is fixing to pass clamping plate seat 19 and L type location-plate 20 with pin 20, and this recess is set on roof in advance.To not use centralized positioning frame 9 when adorning assembly welding in that the dome roof is counter.
Referring to Fig. 5, flat-top bracing frame 11 comprises several contact blocks 22 of flat-top brace summer 21 and fixed thereon, and several contact block 22 upper surfaces are positioned on the same horizontal plane; Fixedly connected with big bearing 23 upper surfaces by fixedly connected flat board in flat-top brace summer 21 two ends, the base plate of big bearing 23 is fixedlyed connected with fixed head 7.Be used for flat-top roof intermediate supports, be evenly distributed therebetween and install a plurality ofly, contact block 22 contacts with the roof face.
Referring to Fig. 6, dome bracing frame 12 comprises dome brace summer 24 and some studdles 25; The studdle 25 that the upper end is provided with round platform 26 vertically passes dome brace summer 24; Fixedly connected with ramuscule seat 27 upper surfaces by fixedly connected flat board in dome brace summer 24 two ends, the base plate of ramuscule seat 27 is fixedlyed connected with fixed head 7.The intermediate supports that is used for the assembly welding of dome top board, every studdle 25 are fixing with locking nut and dome brace summer 24 after according to the adjustment of dome plate height, and it is a plurality of to be evenly distributed installation therebetween, and round platform 26 is that face contacts with top board.
Referring to Fig. 7 and Fig. 8, the jig frame comprises hollow column 28, fixedlys connected with fixed head 7 by the base plate of perpendicular connection in column 28 lower ends; Middle and lower part one side of column 28 and hollow lateral struts 29 vertical fixing are connected as a single entity, and the movable installation of the free end rotating shaft 30 in lateral struts 29 vertically is provided with dome pivoted arm 31 in rotating shaft 30, and the free end of dome pivoted arm 31 is provided with skewback 32; Above lateral struts 29, be provided with the Connection Block 35 of fixedlying connected with it, one end of Connection Block 35 is also fixedlyed connected with column 28 1 sides, and it is fixing that an end that is arranged in the backstay 40 of dome pivoted arm 31 by being horizontally through column 28 and Connection Block 35 on the vertical direction inserts dome pivoted arm 31; Platform 36 is installed above Connection Block 35, on platform 36, settles formal dress side top back-up block 38, place anti-dress side top back-up block 39 at the upper surface of formal dress side top back-up block 38 by adjusting seat 37; The card press machine structure that is provided with 4 depression bars is installed in the upper end of column 28 vertical rotation.Wherein the card press machine structure comprises rotating frame 42 and resupination framework 41; Rotating frame 42 1 ends are provided with sleeve by the centre pressure card pivoted arm 43 is connected with column 28 upper end vertical rotation, card pivoted arm 43 is middle by sleeve and connected connecting plate and first depression bar, 44 vertical oblique being threaded pressing, and is pressing card pivoted arm 43 1 ends and second depression bar, 45 oblique being threaded; Rotating frame 42 other ends and resupination framework 41 1 ends are hinged, and spacing with plug pin 46, resupination framework 41 other ends and the 3rd depression bar 47 oblique being threaded; First depression bar 44 and the 3rd depression bar 47 are positioned on the same vertical plane, and tilt in the other direction each other.In the middle of resupination framework 41 outsides, by connecting plate roof width limiting plate 48 is installed symmetrically respectively, in that roof is anti-when adorning assembly welding, by adjusting the width between the limiting plate of measuring on a pair of jig frame 48, make the roof panels width reach designing requirement, it does not use when the formal dress assembly welding, because whole roof size is determined.First, second and third depression bar 44,45,47 on the above-mentioned jig frame, dome pivoted arm 31 and dome bracing frame 12 cooperate the positive and negative dress assembly welding that is used for dome.During concrete the use, card to roof side end face and reverse side (inner face) when first depression bar 44 and the 3rd depression bar 47 are respectively applied for anti-the dress is pressed, and second depression bar 45 when being used for formal dress the card to roof front (outside) press, so they all are oblique laying, but incline direction is different with angle, are convenient to adapt to arc top surface, make it vertically with by pressure surface to contact, block pressure side simultaneously and be the plane, also by cushion block with contacted by pressure surface, can block securely and push down roof.
See again among Fig. 7 Fig. 8, wherein also vertically be provided with flat-top pivoted arm 33 in rotating shaft 30, be provided with plain block 34 at the free end of flat-top pivoted arm 33, being arranged in flat-top pivoted arm 33 on the vertical direction, to insert flat-top pivoted arm 33 by backstay 40 1 ends fixing; Press the other end of card pivoted arm 43 middle hinged with the lever 50 of bending downwards, lever 50 1 ends and the 4th depression bar 49 vertical being threaded, the lower end of the 4th depression bar 49 places presses on the card pivoted arm 43, and lever 50 other ends are pushed down the flat-top roof panels by flat-top cushion block 51.During use, rotate to press card pivoted arm 43, make the 4th depression bar 49 and flat-top pivoted arm 33 cooperate the plane roof of assembly weldings, at this moment the 4th depression bar 49 is not directly to push down the flat-top roof panels, and adjusts this depression bar, by lever principle, makes the other end card of lever 50 top of delaying unloading.
Fig. 9 is the mounting structure schematic side view of the anti-dress (inner face) of the same round roof embodiment of use this device assembly welding.Circle roof 52 is when assembly welding among the figure, generally counter earlier the dress, be inner concave up, elder generation's two ends cross-over connection mounting center locating rack 9 is installed a pair of top locating rack 10 in the centralized positioning frame 9 of on the left side, the middle evenly a plurality of dome bracing frames 12 of distribution cross-over connection and many to jig frame 13, and the rotating frame 42 of L type location-plate 17 and card press machine structure gone to the frock outside, with overhead traveling crane middle top is hung in wherein, the L type location-plate 17 at two ends snaps in the central recess of middle top, with middle top fixed-site; Again the top, both sides is hung in wherein, and the relative position of itself and middle top length direction is fixed with the square location-plate 14 in the top locating rack 10, cooperate with attribute block on width limiting plate 48 in a plurality of jig framves 13 and the side plate simultaneously, fix from both sides with the relative position of side plate width; Again with first and third depression bar 44,47 from the side plate end face and above be fixed, just can the weld seam of the inner face of roof 52 be welded; This face has welded the back and has removed various pressure cards, the roof of slinging, and, adjust every support simultaneously with aerial turner upset roof 52, and comprise chuckings such as dome pivoted arm 31, formal dress side top back-up block 38 and second depression bar 45, finish this face weld seam welding, as shown in figure 10.
Obviously,, adopt the parts such as the 4th depression bar 49 in centralized positioning frame 9, top locating rack 10, flat-top bracing frame 11, flat-top pivoted arm 33 and the jig frame 13 in the device just can finish whole welding jobs, just do not repeat here for the assembly welding of flat-top roof.
Claims (9)
1, a kind of high speed motor train unit roof assembly-welding device, it is characterized in that comprising the foundation beam (1) of two arranged parallel, described foundation beam (1) is that the plurality of sections two ends of I shape are concatenated into one by connector and constitute by section, its bottom surface is fixedly connected some blocks of A plates (2) respectively, described A plate (2) is fixedlyed connected with B plate (3) by bolt, and described B plate (3) is fixedlyed connected with the C plate (6) that is provided with the word of falling T groove in being embedded in ground with T bolt (5) by pressing plate (4); Some fixed heads (7) are installed on described foundation beam (1), are fixedlyed connected with described foundation beam (1) with securing member below by the clamping block of laying along described foundation beam (1) dual-side (8) at described fixed head (7); Cross-over connection centralized positioning frame (9) is distinguished by described fixed head (7) in two ends at described foundation beam (1), in described centralized positioning frame (a 9) inboard a pair of top locating rack (10) is installed symmetrically, between described top locating rack (10) and another described centralized positioning frame (9),, also install some to jig frame (13) by described fixed head (7) by several flat-top bracing frames (11) of described fixed head (7) cross-over connection or dome bracing frame (12).
2, high speed motor train unit roof assembly-welding device according to claim 1, it is characterized in that described top locating rack (10) comprises square location-plate (14) and corner bracket (15), described corner bracket (15) is made of two dull and stereotyped the fixedlying connected with the triangle gusset that are mutually the right angle; Described square location-plate (14) is connected with the free end one side vertical fixing of described corner bracket (15) one L-squares, and the free end of another L-square of described corner bracket (15) is fixedlyed connected with described foundation beam (1) upper surface with described clamping block (8) by securing member; Described square location-plate (14) on a pair of described top locating rack (10) be positioned at the orthogonal same plane of described foundation beam (1) on.
3, high speed motor train unit roof assembly-welding device according to claim 1 and 2 is characterized in that described centralized positioning frame (9) comprises the L type location-plate (17) of positioning supports beam (16) and mutual positioned vertical; Described L type location-plate (17) one ends by vertical fixing little axle (18) and the clamping plate seat (19) that is fixed on the top center of described positioning supports beam (16) be rotationally connected, its other end snaps in the recess at plate center in the roof, and it is fixing to pass described clamping plate seat (19) and L type location-plate (17) with pin (20); Fixedly connected with described fixed head (7) by fixedly connected flat board in described positioning supports beam (16) two ends.
4, high speed motor train unit roof assembly-welding device according to claim 3, it is characterized in that described flat-top bracing frame (11) comprises several contact blocks (22) of flat-top brace summer (21) and fixed thereon, several described contact block (22) upper surfaces are positioned on the same horizontal plane; Fixedly connected with big bearing (23) upper surface by fixedly connected flat board in described flat-top brace summer (21) two ends, the base plate of described big bearing (23) is fixedlyed connected with described fixed head (7).
5, high speed motor train unit roof assembly-welding device according to claim 4 is characterized in that described dome bracing frame (12) comprises dome brace summer (24) and some studdles (25); The described studdle (25) that the upper end is provided with round platform (26) vertically passes described dome brace summer (24), and is fixing by locking nut and described dome brace summer (24); Fixedly connected with little bearing (27) upper surface by fixedly connected flat board in described dome brace summer (24) two ends, the base plate of described little bearing (27) is fixedlyed connected with described fixed head (7).
6, high speed motor train unit roof assembly-welding device according to claim 5 is characterized in that described jig frame (13) comprises column (28), fixedlys connected with described fixed head (7) by the base plate of perpendicular connection in described column (28) lower end; Be connected as a single entity in the middle and lower part of described column (a 28) side and lateral struts (29) vertical fixing, the movable installation of free end rotating shaft (30) in described lateral struts (29), vertically be provided with dome pivoted arm (31) in described rotating shaft (30), the free end of described dome pivoted arm (31) is provided with skewback (32); Be provided with the Connection Block (35) of fixedlying connected with it in the top of described lateral struts (29), one end of described Connection Block (35) is also fixedlyed connected with described column (28) one sides, and it is fixing that an end that is arranged in the backstay (40) of described dome pivoted arm (31) by being horizontally through described column (28) and Connection Block (35) on the vertical direction inserts described dome pivoted arm (31); In described Connection Block (35) top platform (36) is installed, goes up by adjusting seat (37) at described platform (36) and settle formal dress side top back-up block (38), place anti-dress side top back-up block (39) at the upper surface of described formal dress side top back-up block (38); The card press machine structure that is provided with 4 depression bars is installed in the upper end of described column (28) vertical rotation.
7, high speed motor train unit roof assembly-welding device according to claim 6 is characterized in that described card press machine structure comprises rotating frame (42) and resupination framework (41); Described rotating frame (42) one ends are provided with sleeve by the centre pressure card pivoted arm (43) is connected with described column (28) upper end vertical rotation, middle at described pressure card pivoted arm (43) by sleeve and connected connecting plate and vertical oblique being threaded of first depression bar (44), described pressure card pivoted arm (43) one ends and oblique being threaded of second depression bar (45); Described rotating frame (42) other end and described resupination framework (41) one ends are hinged, and spacing with plug pin (46), described resupination framework (41) other end and oblique being threaded of the 3rd depression bar (47); Roof width limiting plate (48) is installed symmetrically by Connection Block respectively in the outside in the middle of described resupination framework (41).
8, high speed motor train unit roof assembly-welding device according to claim 6, it is characterized in that in described rotating shaft (30), also vertically being provided with flat-top pivoted arm (33), free end at described flat-top pivoted arm (33) is provided with plain block (34), and being arranged in described flat-top pivoted arm (33) on the vertical direction, to insert described flat-top pivoted arm (33) by described backstay (40) one ends fixing; The other end of described pressure card pivoted arm (43) is middle hinged with the lever (50) of bending downwards, described lever (50) one ends and vertical being threaded of the 4th depression bar (49), the lower end of described the 4th depression bar (49) places on the described pressure card pivoted arm (43), and described lever (50) other end is pushed down the flat-top roof panels by flat-top cushion block (51).
9, high speed motor train unit roof assembly-welding device according to claim 7, the upper surface that it is characterized in that described formal dress side top back-up block (38) and anti-dress side top back-up block (39) is equipped with flat-top roof that is supported and dome roof side, and the lower surface of described anti-dress side top back-up block (39) and formal dress side top back-up block (38) upper surface are equipped.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201829464U CN201338169Y (en) | 2008-12-26 | 2008-12-26 | High speed bullet train roof assembly and welding device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201829464U CN201338169Y (en) | 2008-12-26 | 2008-12-26 | High speed bullet train roof assembly and welding device |
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| CN201338169Y true CN201338169Y (en) | 2009-11-04 |
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| CNU2008201829464U Expired - Lifetime CN201338169Y (en) | 2008-12-26 | 2008-12-26 | High speed bullet train roof assembly and welding device |
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Cited By (7)
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| CN101797673A (en) * | 2010-03-25 | 2010-08-11 | 吉林大学 | Assembly welding clamping fixture of battery box cover |
| CN101934454A (en) * | 2010-09-26 | 2011-01-05 | 昆山京都电梯有限公司 | Welding jig for elevator beam |
| CN101797683B (en) * | 2010-02-04 | 2012-09-05 | 唐山轨道客车有限责任公司 | Machine tool for train body |
| CN104646896A (en) * | 2014-12-24 | 2015-05-27 | 六盘水金鼎钢结构有限公司 | Debugging frame structural part welding positioning device |
| CN105970893A (en) * | 2016-05-12 | 2016-09-28 | 中船黄埔文冲船舶有限公司 | Combined round rack pile leg construction platform |
| CN108994473A (en) * | 2018-08-30 | 2018-12-14 | 沈阳利源轨道交通装备有限公司 | A kind of welding method of aluminium alloy plate beam parts |
| CN110628991A (en) * | 2019-09-18 | 2019-12-31 | 中国第一汽车股份有限公司 | Auxiliary device for flexible manufacturing and assembly welding of commercial vehicle half-shaft inductor |
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- 2008-12-26 CN CNU2008201829464U patent/CN201338169Y/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101797683B (en) * | 2010-02-04 | 2012-09-05 | 唐山轨道客车有限责任公司 | Machine tool for train body |
| CN101797673A (en) * | 2010-03-25 | 2010-08-11 | 吉林大学 | Assembly welding clamping fixture of battery box cover |
| CN101934454A (en) * | 2010-09-26 | 2011-01-05 | 昆山京都电梯有限公司 | Welding jig for elevator beam |
| CN104646896A (en) * | 2014-12-24 | 2015-05-27 | 六盘水金鼎钢结构有限公司 | Debugging frame structural part welding positioning device |
| CN105970893A (en) * | 2016-05-12 | 2016-09-28 | 中船黄埔文冲船舶有限公司 | Combined round rack pile leg construction platform |
| CN105970893B (en) * | 2016-05-12 | 2018-04-03 | 中船黄埔文冲船舶有限公司 | Combined type rack circle spud leg construction platform |
| CN108994473A (en) * | 2018-08-30 | 2018-12-14 | 沈阳利源轨道交通装备有限公司 | A kind of welding method of aluminium alloy plate beam parts |
| CN108994473B (en) * | 2018-08-30 | 2020-08-21 | 沈阳利源轨道交通装备有限公司 | Welding method of aluminum alloy plate beam part |
| CN110628991A (en) * | 2019-09-18 | 2019-12-31 | 中国第一汽车股份有限公司 | Auxiliary device for flexible manufacturing and assembly welding of commercial vehicle half-shaft inductor |
| CN110628991B (en) * | 2019-09-18 | 2021-06-11 | 中国第一汽车股份有限公司 | Auxiliary device for flexible manufacturing and assembly welding of commercial vehicle half-shaft inductor |
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Granted publication date: 20091104 Effective date of abandoning: 20081226 |